Coating or plastic



106. COMPOSITIONS,

COATING R PLASTIC ISAAC P. WENDELL, OF PHILADELPHIA, PENNSYLVANIA,ASSIGNOR TO CHARLES P. TASKER, OF SAME PLACE.

COMPOSITION OF MATTER FOR THE MANUFACTURE OF AXLE-BEARINGS, dc.

SPECIFICATION forming part of Letters Patent No. 325,887, datedSeptember 8, 1885,

Application filed February 14, 1885. (No specimens T0 to whom it mayconcern:

Be it known that I, Isaac P. WENDELL, a citizen of the United States,residing at Philadelphia, in the county of Philadelphia and 5 State ofPennsylvania, have invented a new ness and durability for themanufacture of axle or journal bearings, packings for pistons, and likearticle's.

-My Invention consists in a compound composed of asbestus litharge, sulhur and silicateof soda. Theasbestus, first lieing reduced to acondition of fiber or powder, is, with the powdered litharge andpowdered sulphur,well mixed with liquid silicate of soda, molded intothe desired form, and dried by arti atstall eet T e proportions of thematerials above named which I have found to produce a good CrossReference cate of soda, or the corresponding amount of Examiner PATENTOFFICE.

article are, one pound of asbestus one-half pound of litharge,one-eighth pound of sulphur, and a pound and a quarter of liguid siliorstall ized silicate of soda, or the correspondlng amount of otherequivalent indurating. material. These proportions, however; may bevaried, and oxides or compounds of lead other than litharge may beemployed,without departing from my invention.

Having thus described my invention, I claim- A composition of matterconsisting of asbestus, litharge, sulphur, and silicate of soda,substantially as above set forth.

In testimony whereof [have hereunto signed my name this 3d day ofFebruary, A. D. 1885.

ISAAC P. WENDELL.

In presence of- WM. 0. STRAWBRIDGE, J. .BONSALL TAYLOR.

